diff --git a/src/g_gamedata.cpp b/src/g_gamedata.cpp
index 45b9c6384..bd2939c75 100644
--- a/src/g_gamedata.cpp
+++ b/src/g_gamedata.cpp
@@ -287,7 +287,8 @@ void srb2::save_ng_gamedata()
 
 	std::string gamedataname_s {gamedatafilename};
 	fs::path savepath {fmt::format("{}/{}", srb2home, gamedataname_s)};
-	fs::path tmpsavepath {fmt::format("{}/{}.tmp", srb2home, gamedataname_s)};
+	int random_number = rand();
+	fs::path tmpsavepath {fmt::format("{}/{}_{}.tmp", srb2home, gamedataname_s, random_number)};
 
 	json ngdata_json = ng;
 
diff --git a/src/k_profiles.cpp b/src/k_profiles.cpp
index 1dd491efc..89354bb1c 100644
--- a/src/k_profiles.cpp
+++ b/src/k_profiles.cpp
@@ -316,7 +316,8 @@ void PR_SaveProfiles(void)
 	std::vector<uint8_t> ubjson = json::to_ubjson(ng);
 
 	std::string realpath = fmt::format("{}/{}", srb2home, PROFILESFILE);
-	std::string tmppath = fmt::format("{}.tmp", realpath);
+	int random_number = rand();
+	std::string tmppath = fmt::format("{}_{}.tmp", realpath, random_number);
 
 	try
 	{